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Calm Amber

#97731a
Notes

Calm Amber (#97731A) is a true amber with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (43°, 71%, 35%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#97731a
RGB
rgb(151, 115, 26)
HSL
hsl(43, 71%, 35%)
HWB
hwb(43 10% 41%)
OKLCH
oklch(57.6% 0.109 84.6)
P3
color(display-p3 0.5703 0.4566 0.1796)
HSV
hsv(43, 83%, 59%)
LAB
lab(50.59% 5.74 50.48)
LCH
lch(50.59% 50.81 83.51)
CMYK
cmyk(0%, 24%, 83%, 41%)

Etymology

Calm
adjective

Latin calma, heat of the day — paradoxically drifted in Italian to mean stillness. Used as a color modifier since the seventeenth century for hues that read as untroubled. Calm blue, calm gray: moderate saturation combined with optical quiet. Sits at the crisp-bucket near quiet and steady.

Amber
noun

Fossilized tree resin — pine and conifer sap that flowed sixty million years ago and slowly polymerized in Baltic and Dominican forests. The color refers to a polished cabochon of true Baltic amber: a warm, slightly translucent gold-orange with the depth of resin and the occasional inclusion of trapped insects. Softer than honey, deeper than topaz, with the mineral light of a fossil that still feels organic.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#97731a
Original
#837305
Protanopia
#8b7c1f
Deuteranopia
#a46762
Tritanopia
#747474
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon White
4.39:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
4.78:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##97731A
Display P3
Display P3
color(display-p3 0.5703 0.4566 0.1796)
P3 has subtle headroomOKLCH chroma 0.109

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

Related Colors

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